/*底部*/
#tuijian{
    clear: left;
    width: 90%;
    margin: 0 auto;
    height: 200px;
    /*border: 1px solid blue;*/
    position: relative;
    top: 100px;
}
#end{
    width: 100%;
    height: 163px;
    /*border: 1px solid blue;*/
    margin-top: 150px;
    background-image: url("../img/bg-footer.jpg");
    /*background-size: 100%;*/
    background-position: -200px;
}